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finding a tag based on what it surrounds (using beautifulsoup)

<td class="1">test1</td>

<td>test2</td>

<td class="3"><a href="/">test3</a></td>

<td><div class="test4"><a class="test4" href="/">test4</a></div></td>

<td><div class="test4"><a class="test4" href="/">test4</a></div></td>

       

soup.findAll("td")

       

soup.findAll("a", {"class":"test4"})

       

>>> from BeautifulSoup import BeautifulSoup

>>> soup = BeautifulSoup('''<td class="1">test1</td>

... <td>test2</td>

... <td class="3"><a href="/">test3</a></td>

... <td><div class="test4"><a class="test4" href="/">test4</a></div></td>

... <td><div class="test4"><a class="test4" href="/">test4</a></div></td>

... ''')

>>> [tag.parent for tag in soup.findAll(attrs = {"class": "test4"})

...  if tag.name in ['a', 'div'] and tag.parent.name == 'td']

[<td><div class="test4"><a class="test4" href="/">test4</a></div></td>, <td><div class="test4"><a class="test4" href="/">test4</a></div></td>]

       

>>> tdList = []

>>> for td in soup.findAll('td'):

...     for div in td.findAll('div',{'class':'test4'}):

...         tdList.append(div.parent)

...

>>> tdList

[<td><div class="test4"><a class="test4" href="/">test4</a></div></td>, <td><div class="test4"><a class="test4" href="/">test4</a></div></td>]